JSON Structure for List of Objects

Question

I would like to know, whats the right structure for a list of objects in JSON.

We are using JAXB to convert the POJO\'s to JSON.

Here is the choices, Please

Answer 1

The second is almost correct:

{
    "foos" : [{
        "prop1":"value1",
        "prop2":"value2"
    }, {
        "prop1":"value3", 
        "prop2":"value4"
    }]
}